42 FALCONID/E. 



PLATE. 



Adult. Crown, occiput, sides of the face and a broad throat stripe black. 

 Occipital crest black, 2*25 to 2-75 inches in length and tipped with white ; lores 

 white. Chin and throat white. Breast white, tinged in some with ferruginous, 

 each feather with a broad central spot. Rest of under surface of body, 

 including tarsal and tibial plumes, also the flanks and lower tail coverts, white, 

 barred transversely with blackish brown, narrowly on the flanks and tibial 

 plumes and a little more broadly on the abdomen and lower tail coverts. 

 Back, wing, scapulars, and upper tail coverts black. Quills paler, banded 

 with black, tipped white, and with a subterminal black band. Under wing 

 coverts white, barred or spotted with black. Tail ashy brown, tipped very 

 slightly paler and with a subterminal and three other bands of black; the basal 

 or third band hidden under the upper tail coverts. 



Length. 21 to 22-5 inches; wing 12-13; tail 9-5 ; tarsus 3-3; culmen 1-4. 



The young is paler brown above ; the head and neck is a fawn brown ; the 

 occipital crest from 1*8 to i~g inch in length with white tips, and the 

 scapulars, tertiaries, wing, and upper tail coverts tipped with white. The 

 entire under surface is white or tinged with fawn colour, most marked on the 

 breast. Under wing coverts pure white, and unspotted. Primaries blackish 

 brown with transverse darker bands. Tail brown, tipped with white and with 

 three broad transverse dark bands. 



Length. 19*5 to 20 inches ; wing 1 1*2 to 12 ; tail 9 to 9-5 ; tarsus 2-85 to 3. 



Hab. Tennaserim, Malacca, Borneo, and the Sunda Islands. 



The Pied-crested Hawk Eagle is an inhabitant of dense forests near the 

 foot of the hills at the extreme south of the Province of Tennaserim. Nothing 

 is on record in regard to its habits and nidification. 



39. SpizaetUSlimnaetUS, Horsf. Tr. Lin. Soc. xiii. p. 138. Spizaetus 

 niveus, Blyth. Ann. Mag. N. Hist. xii. p. 91 ; S/iarpe, Cat. Ace. p. 272. 

 Spizaetus caligatus, Gray, Cat. Ace.-, Wall. Ibis, 1868, p. 13; Hume, Rough 

 Notes, i. p. 198. Spizaetus nipalensis, Ely. J. A. S. B. xiv. p. 174. 

 Limnaetus niveus, Tern. PI. Col. i. pi. 127, Jerd. B. Ind. i. p. 70, No. 34 ; 

 Stray F.\\. 1 1, n ; vii. p. 94, 198, 246 ; viii. p. 44 ; ix. p. 373. The CHANGEABLE 

 HAWK-EAGLE. 



Adult. Above and below deep chocolate brown, the head, back, quills, and 

 tail darker, the shafts of the latter brownish and the inner webs of the quills 

 ashy. Tail the same as the back, the under surface ashy white, brownish 

 towards the tips and with irregular dark transverse bars. Occipital crest 

 rudimentary, or none. Tarsi shorter than in Cirrhatus. Cere, feet, and the 

 iris yellow. The young is described by Sharpe (Cat. Ace. B. M.) as being 

 clear brown above with faint terminal margins of fulvous brown, the buff 

 coloured bases showing very conspicuously on all the upper parts but 



